---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14699 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 691 12726 4 2571 14972 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c0:71:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80579sec preferred_lft 80579sec inet6 fe80::f816:3eff:fec0:717f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:7f:47:66:2f:7e brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-14699) 05/14/26 _x86_64_ (4 CPU) 15:33:30 LINUX RESTART (4 CPU) 15:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:01 1.30 0.01 1.29 0.00 0.04 14.84 0.15 16:00:05 1.20 0.00 1.20 0.00 0.00 13.78 0.00 16:10:05 1.23 0.00 1.23 0.00 0.00 13.52 0.01 16:20:05 1.23 0.00 1.23 0.00 0.01 13.77 0.00 16:30:05 1.25 0.00 1.25 0.00 0.00 14.05 0.00 16:40:05 1.29 0.00 1.29 0.00 0.00 14.96 0.00 16:50:05 1.19 0.00 1.19 0.00 0.00 13.84 0.00 17:00:05 14.04 0.00 1.29 12.75 0.15 15.11 242951.00 17:10:05 10.48 1.43 8.03 1.02 109.92 804.79 371.45 Average: 3.69 0.16 2.00 1.53 12.24 102.07 27035.85 15:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:01 13776932 15530100 488656 2.98 54084 1925880 1153956 6.62 193640 2167144 228 16:00:05 13776188 15529760 489044 2.99 54468 1925884 1154020 6.62 194024 2166872 180 16:10:05 13775432 15529484 489212 2.99 54832 1926020 1154020 6.62 194384 2167156 176 16:20:05 13772408 15526896 491696 3.00 55228 1926032 1154020 6.62 194780 2167068 216 16:30:05 13770396 15525256 493408 3.01 55588 1926040 1154020 6.62 195140 2167076 188 16:40:05 13769388 15524780 493816 3.02 55988 1926180 1162212 6.67 195524 2167308 232 16:50:05 13766616 15522364 496372 3.03 56332 1926184 1162212 6.67 195884 2167332 216 17:00:05 13760896 15522088 496352 3.03 56988 1930960 1162344 6.67 201260 2167872 212 17:10:05 13119192 15330572 659792 4.03 90064 2324392 1286268 7.38 280984 2691368 250284 Average: 13698605 15504589 510928 3.12 59286 1970841 1171452 6.72 205069 2225466 27992 15:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:50:01 ens3 1.36 0.63 0.28 0.73 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:00:05 ens3 0.62 0.21 0.18 0.11 0.00 0.00 0.00 0.00 16:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:10:05 ens3 0.33 0.08 0.04 0.02 0.00 0.00 0.00 0.00 16:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:20:05 ens3 0.29 0.09 0.05 0.02 0.00 0.00 0.00 0.00 16:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:30:05 ens3 0.32 0.13 0.08 0.05 0.00 0.00 0.00 0.00 16:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:05 ens3 0.29 0.11 0.07 0.04 0.00 0.00 0.00 0.00 16:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:05 ens3 0.22 0.08 0.04 0.02 0.00 0.00 0.00 0.00 16:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:05 ens3 0.27 0.10 0.07 0.04 0.00 0.00 0.00 0.00 17:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:05 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 17:10:05 ens3 19.31 15.06 170.42 4.56 0.00 0.00 0.00 0.00 17:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 2.56 1.83 19.03 0.62 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-14699) 05/14/26 _x86_64_ (4 CPU) 15:33:30 LINUX RESTART (4 CPU) 15:40:05 CPU %user %nice %system %iowait %steal %idle 15:50:01 all 0.11 0.00 0.03 0.04 0.01 99.80 15:50:01 0 0.09 0.00 0.03 0.10 0.02 99.76 15:50:01 1 0.04 0.00 0.03 0.00 0.01 99.91 15:50:01 2 0.29 0.00 0.03 0.03 0.01 99.65 15:50:01 3 0.04 0.00 0.03 0.03 0.01 99.89 16:00:05 all 0.09 0.00 0.03 0.02 0.04 99.82 16:00:05 0 0.18 0.00 0.04 0.05 0.02 99.71 16:00:05 1 0.03 0.00 0.04 0.00 0.13 99.79 16:00:05 2 0.03 0.00 0.03 0.00 0.01 99.93 16:00:05 3 0.13 0.00 0.01 0.02 0.01 99.83 16:10:05 all 0.07 0.00 0.03 0.03 0.01 99.87 16:10:05 0 0.02 0.00 0.02 0.01 0.01 99.95 16:10:05 1 0.17 0.00 0.05 0.00 0.01 99.77 16:10:05 2 0.05 0.00 0.04 0.01 0.01 99.89 16:10:05 3 0.02 0.00 0.02 0.09 0.00 99.86 16:20:05 all 0.14 0.00 0.03 0.01 0.01 99.81 16:20:05 0 0.07 0.00 0.03 0.02 0.01 99.88 16:20:05 1 0.41 0.00 0.02 0.00 0.01 99.55 16:20:05 2 0.04 0.00 0.04 0.00 0.01 99.90 16:20:05 3 0.04 0.00 0.04 0.02 0.01 99.90 16:30:05 all 0.16 0.00 0.04 0.07 0.01 99.72 16:30:05 0 0.02 0.00 0.02 0.04 0.01 99.92 16:30:05 1 0.37 0.00 0.06 0.16 0.02 99.39 16:30:05 2 0.24 0.00 0.03 0.03 0.02 99.68 16:30:05 3 0.03 0.00 0.03 0.05 0.01 99.89 16:40:05 all 0.18 0.00 0.03 0.06 0.01 99.73 16:40:05 0 0.03 0.00 0.03 0.05 0.01 99.89 16:40:05 1 0.63 0.00 0.03 0.17 0.01 99.15 16:40:05 2 0.03 0.00 0.03 0.00 0.01 99.93 16:40:05 3 0.02 0.00 0.03 0.01 0.01 99.94 16:50:05 all 0.13 0.00 0.02 0.08 0.01 99.75 16:50:05 0 0.02 0.00 0.03 0.02 0.01 99.92 16:50:05 1 0.02 0.00 0.02 0.21 0.01 99.73 16:50:05 2 0.48 0.00 0.04 0.06 0.01 99.41 16:50:05 3 0.02 0.00 0.01 0.03 0.00 99.94 17:00:05 all 0.07 0.00 0.03 0.13 0.01 99.77 17:00:05 0 0.01 0.00 0.02 0.04 0.01 99.93 17:00:05 1 0.01 0.00 0.02 0.10 0.01 99.86 17:00:05 2 0.21 0.00 0.05 0.39 0.01 99.34 17:00:05 3 0.03 0.00 0.03 0.00 0.01 99.93 17:10:05 all 2.31 0.00 0.23 0.17 0.01 97.27 17:10:05 0 1.52 0.00 0.16 0.10 0.02 98.21 17:10:05 1 2.66 0.00 0.22 0.08 0.01 97.04 17:10:05 2 2.03 0.00 0.29 0.43 0.01 97.23 17:10:05 3 3.02 0.00 0.27 0.09 0.01 96.62 Average: all 0.36 0.00 0.05 0.07 0.01 99.50 Average: 0 0.22 0.00 0.04 0.05 0.01 99.69 Average: 1 0.48 0.00 0.05 0.08 0.02 99.36 Average: 2 0.38 0.00 0.07 0.11 0.01 99.44 Average: 3 0.37 0.00 0.05 0.04 0.01 99.53